Even as my colleague Ben Volin heads for Mobile, Ala., and the Senior Bowl, where he’ll be reporting this week on numerous topics including the Dolphins’ search for a quarterback, another potential candidate surfaced Sunday with the news that Carson Palmer has requested a trade from Cincinnati.

Palmer, 31, whom the Bengals made the first overall pick in the 2004 draft, is understandably frustrated with the team’s inconsistencies over the years. …